49 CFR 176.150 - Radio and radar.

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There is 1 rule appearing in the Federal Register for 49 CFR 176. View below or at eCFR (GPOAccess)
§ 176.150 Radio and radar.
(a) Except as provided in paragraph (b) of this section, when Class 1 (explosive) materials (other than explosive articles in Division 1.4 [explosive] or any explosive substance) are loaded, unloaded, or handled, the responsible person must ensure that all sources of electromagnetic radiation such as radio and radar transmitters are deenergized by opening the main switches controlling the sources and tagging them to warn that the devices are not to be energized until loading or unloading has ceased.
(b) During the loading or unloading of all explosive articles (except those in Division 1.4 [explosive]), no radio or radar transmitter may be used within 50 m (164 feet) of such articles except for VHF transmitters the power output of which does not exceed 25 watts and of which no part of the antenna system is within 2 m (7 feet) of the Class 1 (explosive) materials.
(c) Explosive articles which are sensitive to electromagnetic radiation from external sources must be stowed at a safe distance from the vessel's radio cabin, receiving and transmitting apparatus radio antenna or lead-in, and radar installation, with due regard to the character of the vessel and the degree of screening-off of the explosive articles.
[Amdt. 176-30, 55 FR 52696, Dec. 21, 1990, as amended at 66 FR 45384, Aug. 28, 2001]

Title 49 published on 2014-10-01

The following are only the Rules published in the Federal Register after the published date of Title 49.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2015-01-08; vol. 80 # 5 - Thursday, January 8, 2015
    1. 80 FR 1076 - Hazardous Materials: Harmonization With International Standards (RRR)
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Pipeline and Hazardous Materials Safety Administration
      Final rule.
      Effective Date: January 1, 2015. Voluntary compliance date: PHMSA is authorizing voluntary compliance beginning January 1, 2015. Delayed compliance date: Unless otherwise specified, compliance with the amendments adopted in this final rule is required beginning January 1, 2016. Incorporation by reference date: The incorporation by reference of certain publications listed in this rule is approved by the Director of the Federal Register as of January 1, 2015.
      49 CFR Parts 171, 172, 173, 175, 176, 178 and 180

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United States Code

Title 49 published on 2014-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 49 CFR 176 after this date.

  • 2015-01-30; vol. 80 # 20 - Friday, January 30, 2015
    1. 80 FR 5340 - Hazardous Materials: Adoption of Special Permits (MAP-21) (RRR)
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Pipeline and Hazardous Materials Safety Administration
      Notice of Proposed Rulemaking (NPRM)
      Comments must be received by March 31, 2015.
      49 CFR Parts 171, 172, 173, 174, 176, 177, 178, and 180